{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001108","491:4910002149","491:4910001433","491:4910002827","491:4910001491","491:4910001731","491:4910001306","491:4910001900","491:4910002196","491:4910001557","491:4910002199","491:4910000979","491:4910001043","491:4910002349","491:4910002877","491:4910001791","491:4910002006","491:4910001616","491:4910002824","491:4910001673","491:4910001153","491:4910001364","491:4910002352","491:4910002105","491:4910002835"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5710184060062484,0.41864153526391307,0.37938484661156313,0.32275687643274675,0.2802519227439291,0.2736423143057077,0.260788305482039,0.2431230498903245,0.23606548832868038,0.21635634851078178,0.20488185581116697,0.15590093633882823,0.1490749476216739,0.13941053730599562,0.12693240003307632,0.12441888959897078,0.12047511928303814,0.10021691488716825,0.09221511097130108,0.0892598039727829,0.08429254929713224,0.08331515185130213,0.0816848481578637,0.08154007351966253,0.08096813199952257],"twin_dists":[0.1374872001195544,0.1713890825418338,0.1808200060054203,0.1953180979880134,0.20715419249837108,0.20908852237066733,0.21293446325706936,0.2184199755792287,0.22068316445349828,0.22724906712887175,0.23125842149968173,0.2503941379485174,0.25339215391532505,0.2578152309619872,0.26387866353139616,0.2651540423893111,0.2671952257656756,0.2785750712210701,0.2835687579027148,0.28549969253339763,0.28886268772130863,0.28954292016511235,0.2906918741010697,0.2907947880065024,0.29120279220150214],"n_dims_used":45,"mean_confidence":0.8988971286349826},"coverage":{"mean_confidence":0.8988971286349826,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}